public static object?[] GetArgs(ParameterInfo[] ps, object?[] psValue, Func <object?, Task>?callback, CancellationToken token, Stream?stream)
{
var psList = ps.ToList();
var dic = new Dictionary <int, object?>();
//Func<>
var found = psList.FirstOrDefault(i => i.ParameterType.IsFuncT());
if (found != null)
{
dic.Add(psList.IndexOf(found), FuncHelper.ConvertFunc(callback, found.ParameterType.GetGenericArguments()[0]));
}
//CancellationToken
found = psList.FirstOrDefault(i => i.ParameterType.IsCancellationToken());
if (found != null)
{
dic.Add(psList.IndexOf(found), token);
}
//Stream
found = psList.FirstOrDefault(i => i.ParameterType.IsStream());
if (found != null)
{
dic.Add(psList.IndexOf(found), stream);
}
var objs = new List <object?>();
var psValueList = psValue.ToList();
//Sort params
for (var i = 0; i < ps.Length; i++)
{
if (dic.Keys.Any(j => j == i))
{
objs.Add(dic[i]);
}
else
{
objs.Add(psValueList[0]);
psValueList.RemoveAt(0);
}
}
return(objs.ToArray());
}
private static (Func <object, Task> callback, CancellationToken token, Stream stream, object[] otherArgs) GetArgs(object[] args)
{
var objs = args.ToList();
//callback
Func <object, Task> retCallback = null;
var found = objs.FirstOrDefault(i =>
i != null &&
i.GetType().IsFuncT());
if (found != null)
{
retCallback = FuncHelper.ConvertFunc(found);
objs.Remove(found);
}
//token
CancellationToken retToken;
found = objs.FirstOrDefault(i => i is CancellationToken);
if (found != null)
{
retToken = (CancellationToken)found;
objs.Remove(found);
}
//stream
Stream retStream = null;
found = objs.FirstOrDefault(i => i is Stream);
if (found != null)
{
retStream = (Stream)found;
objs.Remove(found);
}
//otherArgs
return(retCallback, retToken, retStream, objs.ToArray());
}